National Science Olympiad Forum By SOF Olympiad Trainer - Page 237
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Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Subject :NSO    Class : Class 4

Ans 1:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
answer is 84

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Avinabha Hore from DPS south kolkata, Kolkata
Subject :NSO    Class : Class 3

Read the given paragraph. Riya is making snowman with her friends in her backyard whereas Saurabh is busy with clicking photographs of blooming flowers and greenery adding to scenic beauty all around.
Identify the places where Riya and Saurabh dwell and the weather they are experiencing and select the INCORRECT option regarding this.

A Riya might be wearing clothes sourced from an animal fibre.
B The area where Riya lives, receives precipitation in the form of solid state of water.
C Saurabh is experiencing the season when Holi is celebrated.
D Floods are of common occurrence where Riya lives.


Why ans is option D

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11 from 1111, 1111
Subject :NSO    Class : Class 7

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Geetansh Mittal from Dasmesh Public School, Faridkot
Subject :NSO    Class : Class 10

Ans 1:

BRahul pillai from Bvm elamakkara , Cochin
Class : Class 10
The answer for this question is 0.5m/s.first you should find the initial distance of the object.then after the object is moven try to find the final position of object .you can find this by using mirror formula.after this you woul get the initial and the final positions of the object as -50m and -25m respectively.then taked the distance covered by the object as 25 and divide it by time 20sec to calculate the speed of object and finally you get your answer as 0.5m/s. HOPE THIS WILL HELP YOU.

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Geetansh Mittal from Dasmesh Public School, Faridkot
Subject :NSO    Class : Class 10

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Samarth Tripathi from Ryan International School, Gurugram
Subject :NSO    Class : Class 6

Study the given Venn diagram. If (i) is curdling of milk, (ii) is ripening of fruits, (iii) is volcanic eruptions and (iv) is spoilage of food, then which of the following best identifies P, Q, R and S?

  P Q R S
A Chemical
change		 Irreversible
change		 Periodic
change		 Fast
change
B Physical
change		 Periodic
change		 Non-periodic
change		 Slow
change
C Periodic
change		 Desirable
change		 Non-periodic
change		 Fast
change
D Desirable
change		 Non-periodic
change		 Undesirable
change		 Slow
change


truck this hit i am out

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Om Butani from Global Indian International School, Ahmedabad
Subject :NSO    Class : Class 8

Ans 1:

Prathamesh from DPS bhilai, Bhilai
Class : Class 8
how did you get z at bottom of 2y

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Sharvari Joshi from VIBGYOR High Balewadi, Pune
Subject :NSO    Class : Class 8

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Om Butani from Global Indian International School, Ahmedabad
Subject :NSO    Class : Class 8

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Bhagyesh Kamal from DPS, Mumbai
Subject :NSO    Class : Class 8

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